Book Reviewed in this article:

Hutchison, J. B. (1967): A study of the neural control of sexual clasping behavior in Rana angolensis Bocage and Bufo regularis Reuss, with a consideration of selfregulatory hindbrain systems in the Anura.

Roth, L. M., und R. H. Barth, jr. (1967): The sense organs employed by Cockroaches in mating behavior.

Beck, B. W. (1967): A study of problem solving by Gibbons

Brown, R. G. B., N. G. Blurton Jones und D. J. T. Hussell (1967): The breeding behaviour of Sabine's Gull, Xema sabini.

Bjärvall, A. (1967): The critical period and the interval between hatching and exodus in Mallard Ducklings.

Ficken, Millicent S. und Robert W. (1967): Singing behaviour of Blue-winged and Golden-winged Warblers and their hybrids.